Polymerization shrinkage and hygroscopic expansion of contemporary posterior resin-based filling materials—A comparative study
Heinrich-Heine-University, Medical Faculty, Centre of Dentistry, Department of Operative and Preventive Dentistry and Endodontics, Moorenstr. 5, Geb. 18.13, D-40225 Düsseldorf, Germany
Received 9 May 2007; received in revised form 7 July 2007; accepted 29 July 2007.
PII: S0300-5712(07)00143-1
doi:10.1016/j.jdent.2007.07.014
© 2007 Elsevier Ltd. All rights reserved.
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